STANDARD 3 LONG TEST

What are the components of the respiratory system?

We breathe in _____& breathe out ______.

• oxygen, carbon dioxide

• carbon dioxide, oxygen

What is the muscle called that assists with inhaltion & exhalation?

• diaphragm

• alveoli

• bronchus

Which structure warms & moistens the air as we breathe in?

• nose

• mouth

• sinuses

The main function of the respiratory system is to supply oxygen to the body.

• true

• false

When you breathe, your lungs take in ___ and remove ___. 

• air/oxygen
• oxygen/carbon dioxide 
• carbon dioxide/waste 
• waste/air 

The air sacs that are covered with capillaries where gas exchange takes place

• bronchi
• lungs
• oxygen
• alveoli

Flap of tissue that covers the opening to the windpipe during swallowing

• Pharynx

• Trachea

• Epiglottis

What is the main function of the respiratory system?

• to provide oxygen and remove carbon dioxide from the body
• to bring oxygen to the body
• to break down food and absorb nutrients
• to remove oxygen from the body and deliver carbon dioxide

Given the following structures:
1. larynx
2. nasal cavity
3. pharynx
4. trachea
Which of the following is the correct order that air would flow during inhalation. 

• 1,2,3,4
• 2,3,1,4
• 2,1,3,4
• 4,2,3,1